/* Initialize a semaphore. Generic version. Copyright (C) 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Library General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License for more details. You should have received a copy of the GNU Library General Public License along with the GNU C Library; see the file COPYING.LIB. If not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #include #include #include int __sem_init (sem_t *sem, int pshared, unsigned value) { if (pshared != 0) { errno = EOPNOTSUPP; return -1; } #ifdef SEM_VALUE_MAX if (value > SEM_VALUE_MAX) { errno = EINVAL; return -1; } #endif *sem = (sem_t) __SEMAPHORE_INITIALIZER (pshared, value); return 0; } weak_alias (__sem_init, sem_init);